SYZFAIL: cover mmap failed

Status: upstream: reported on 2026/03/25 00:42
Reported-by: syzbot+0e1506da46f41042f9e1@syzkaller.appspotmail.com
First crash: 235d, last: 9h18m

Sample crash report:
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap2: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
SYZFAIL: repeatedly failed to execute the program
proc=2 req=64 state=3 status=67 (errno 4: Interrupted system call)


OpenBSD/amd64 (ci-openbsd-multicore-0.us-central1-b.c.syzkaller.internal) (tty00)

login: uvn_flush: obj=0xfffff8006f21feb8, offset=0x3ff000.  error during pageout.
uvn_flush: WARNING: changes to page may be lost!
set $lines = 0
Password:
Login incorrect
login: show panic
Password:
Login incorrect
login: trace
Password:
Login incorrect
login: show proc
Password:
Login incorrect
show all locks
login: Password:
Login incorrect
show all pools
login: Password:
Login incorrect
trace
login: Password:
Login incorrect
trace
login: Password:

Crashes (1555):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/11/15 04:52 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/14 18:45 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/13 23:58 openbsd 00ba0fbd771d 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/13 16:28 openbsd 00ba0fbd771d 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/13 13:08 openbsd 5238f50f352c 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/13 00:56 openbsd eef77f7f6d2a 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/12 10:32 openbsd 7779d1219449 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/12 01:29 openbsd 7779d1219449 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/11 18:43 openbsd 8a14479276c7 e56a968c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/11 15:51 openbsd 8a14479276c7 e56a968c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/11 06:06 openbsd 125c48b818c7 d3056657 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/11 03:25 openbsd 125c48b818c7 d3056657 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/11 01:49 openbsd 125c48b818c7 d3056657 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/10 19:39 openbsd 125c48b818c7 d3056657 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/10 16:00 openbsd 6689907bdb0b 01625235 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/10 04:19 openbsd a213cca72003 04b726fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/10 01:31 openbsd a213cca72003 04b726fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/09 22:57 openbsd a213cca72003 04b726fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/09 21:21 openbsd a213cca72003 04b726fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/09 09:54 openbsd 5e1ac3658f60 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/09 06:56 openbsd 5e1ac3658f60 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/09 05:14 openbsd 5e1ac3658f60 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/08 10:17 openbsd 05f77a903905 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/08 09:02 openbsd 05f77a903905 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/08 07:11 openbsd ce5584bb3195 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/07 17:57 openbsd b907757ada4d 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/07 16:14 openbsd b907757ada4d 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/07 14:40 openbsd b907757ada4d 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/07 11:11 openbsd b907757ada4d 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/07 05:11 openbsd f893d3734509 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/11/06 20:01 openbsd f893d3734509 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/03/25 00:41 openbsd 87dc1fa97379 35e4ff71 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/11/15 03:28 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/14 20:31 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/14 14:34 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/14 11:58 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/13 10:33 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/13 05:07 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/11 12:19 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 9dd3114fe566 e56a968c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/10 17:53 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan c93bd0a945a8 d3056657 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/10 05:57 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan c93bd0a945a8 01625235 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/09 13:19 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan c93bd0a945a8 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/08 14:19 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan c93bd0a945a8 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/08 01:59 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan c93bd0a945a8 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/07 22:25 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan c93bd0a945a8 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/06 10:27 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan c93bd0a945a8 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/11/05 21:28 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan bfd4c2f72116 5cecaf1f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
* Struck through repros no longer work on HEAD.